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authorMike Bayer <mike_mp@zzzcomputing.com>2022-03-13 13:37:11 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2022-03-15 21:38:29 -0400
commit6acf5d2fca4a988a77481b82662174e8015a6b37 (patch)
tree73e2868a51b8b7ac46d7b3b7f9562c1d011f6e1b /lib/sqlalchemy/engine/interfaces.py
parent35f82173e04b3209e07fcfc0606a7614108d018e (diff)
downloadsqlalchemy-6acf5d2fca4a988a77481b82662174e8015a6b37.tar.gz
pep-484 - SQL column operations
note we are taking out the ColumnOperartors[SQLCoreOperations] thing; not really clear why that was needed and at the moment it seems I was likely confused. Change-Id: I834b75f9b44f91b97e29f2e1a7b1029bd910e0a1
Diffstat (limited to 'lib/sqlalchemy/engine/interfaces.py')
-rw-r--r--lib/sqlalchemy/engine/interfaces.py10
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/sqlalchemy/engine/interfaces.py b/lib/sqlalchemy/engine/interfaces.py
index e13295d6d..3ca30d1bc 100644
--- a/lib/sqlalchemy/engine/interfaces.py
+++ b/lib/sqlalchemy/engine/interfaces.py
@@ -561,6 +561,12 @@ class Dialect(EventTarget):
"""
+ CACHE_HIT = CacheStats.CACHE_HIT
+ CACHE_MISS = CacheStats.CACHE_MISS
+ CACHING_DISABLED = CacheStats.CACHING_DISABLED
+ NO_CACHE_KEY = CacheStats.NO_CACHE_KEY
+ NO_DIALECT_SUPPORT = CacheStats.NO_DIALECT_SUPPORT
+
dispatch: dispatcher[Dialect]
name: str
@@ -2243,11 +2249,11 @@ class ExecutionContext:
executemany: bool
"""True if the parameters have determined this to be an executemany"""
- prefetch_cols: Optional[Sequence[Column[Any]]]
+ prefetch_cols: util.generic_fn_descriptor[Optional[Sequence[Column[Any]]]]
"""a list of Column objects for which a client-side default
was fired off. Applies to inserts and updates."""
- postfetch_cols: Optional[Sequence[Column[Any]]]
+ postfetch_cols: util.generic_fn_descriptor[Optional[Sequence[Column[Any]]]]
"""a list of Column objects for which a server-side default or
inline SQL expression value was fired off. Applies to inserts
and updates."""